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10387386 = 2331491291
BaseRepresentation
bin100111100111…
…111110111010
3201112201211000
4213213332322
510124344021
61010345430
7154201632
oct47477672
921481730
1010387386
115955219
12358b276
1321c8ca9
1415456c2
15da2b26
hex9e7fba

10387386 has 32 divisors (see below), whose sum is σ = 23256000. Its totient is φ = 3436560.

The previous prime is 10387379. The next prime is 10387397. The reversal of 10387386 is 68378301.

It is a self number, because there is not a number n which added to its sum of digits gives 10387386.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7401 + ... + 8691.

It is an arithmetic number, because the mean of its divisors is an integer number (726750).

Almost surely, 210387386 is an apocalyptic number.

10387386 is an abundant number, since it is smaller than the sum of its proper divisors (12868614).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10387386 is a wasteful number, since it uses less digits than its factorization.

10387386 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1451 (or 1445 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 36.

The square root of 10387386 is about 3222.9467882669. The cubic root of 10387386 is about 218.1902920004.

The spelling of 10387386 in words is "ten million, three hundred eighty-seven thousand, three hundred eighty-six".

Divisors: 1 2 3 6 9 18 27 54 149 298 447 894 1291 1341 2582 2682 3873 4023 7746 8046 11619 23238 34857 69714 192359 384718 577077 1154154 1731231 3462462 5193693 10387386